package com.hubei.service;

import com.hubei.service.impl.UserServiceImpl;
import com.hubei.vo.Users;

import java.util.List;

public interface UserService {
    static UserService getInstance() {
        return  new UserServiceImpl();
    }

    Users userLogin(Users users);

    List<Users> queryUserList(String username);
    int insertUser(Users user);
    int deleteUser(String id);
}
